1/*
2 * Copyright (c) 2011 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef _ARM_CPUID_INTERNAL_H_
30#define _ARM_CPUID_INTERNAL_H_
31
32#include <arm/cpuid.h>
33#include <machine/machine_cpuid.h>
34
35void machine_do_debugid(void);
36arm_debug_info_t *machine_arm_debug_info(void);
37
38void machine_do_mvfpid(void);
39arm_mvfp_info_t *machine_arm_mvfp_info(void);
40
41uint32_t machine_read_midr(void);
42uint32_t machine_read_clidr(void);
43uint32_t machine_read_ccsidr(void);
44
45typedef enum {
46 CSSELR_L1 = 0x0,
47 CSSELR_L2 = 0x2,
48 CSSELR_L3 = 0x4
49} csselr_cache_level;
50
51typedef enum {
52 CSSELR_DATA_UNIFIED = 0x0,
53 CSSELR_INSTR = 0x1
54} csselr_cache_type;
55
56void machine_write_csselr(csselr_cache_level level, csselr_cache_type type);
57
58#endif /* _ARM_CPUID_INTERNAL_H_ */
59